Home / 126,450.56-189,512.33-94,610.81

Finding the Fourth Proportional to 126,450.56, 189,512.33 and 94,610.81

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Solution

The fourth proportional to 126,450.56, 189,512.33 and 94,610.81 is: 141,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,450.56 : 189,512.33 = 94,610.81 : x
  2. Step 2: Convert to fraction form
    126,450.56/189,512.33 = 94,610.81/x
  3. Step 3: Cross multiply
    126,450.56x = 189,512.33 × 94,610.81
  4. Step 4: Simplify right side
    126,450.56x = 17,929,915,046.29
  5. Step 5: Solve for x
    x = 17,929,915,046.29/126,450.56
  6. Step 6: Final answer
    x = 141,793.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.